Finding the Third Proportional to 1,945,712 and 3,108,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,712 : 3,108,272 = 3,108,272 : x
2. Step 2: Convert to fraction form
   1,945,712/3,108,272 = 3,108,272/x
3. Step 3: Cross multiply
   1,945,712x = 3,108,272 × 3,108,272
4. Step 4: Simplify right side
   1,945,712x = 9,661,354,825,984
5. Step 5: Solve for x
   x = 9,661,354,825,984/1,945,712
6. Step 6: Final answer
   x = 4,965,459.86